Benq DW1620 in combi with DVD-Rom or better with old Litey SOHW-832S?

OK i bought a Benq drive and its a good drive but i have an old 8162B DVD-Rom from LG should i exchange the DVD-Rom with the old Litey (the litey is very good for backing up games but it doesnt read that fast DVDs)

Any suggestions ?

Please could someone reply ? :sad: